From: Minchan Kim <minchan@kernel.org>
To: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Subject: Re: [PATCH] zsmalloc: fix a null pointer dereference in destroy_handle_cache()
Date: Wed, 10 Jun 2015 09:03:03 +0900 [thread overview]
Message-ID: <20150610000303.GA13376@bgram> (raw)
In-Reply-To: <1433502690-2524-1-git-send-email-sergey.senozhatsky@gmail.com>
On Fri, Jun 05, 2015 at 08:11:30PM +0900, Sergey Senozhatsky wrote:
> zs_destroy_pool()->destroy_handle_cache() invoked from
> zs_create_pool() can pass a NULL ->handle_cachep pointer
> to kmem_cache_destroy(), which will dereference it.
>
> Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Thanks, Sergey!
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WARNING: multiple messages have this Message-ID (diff)
From: Minchan Kim <minchan@kernel.org>
To: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Subject: Re: [PATCH] zsmalloc: fix a null pointer dereference in destroy_handle_cache()
Date: Wed, 10 Jun 2015 09:03:03 +0900 [thread overview]
Message-ID: <20150610000303.GA13376@bgram> (raw)
In-Reply-To: <1433502690-2524-1-git-send-email-sergey.senozhatsky@gmail.com>
On Fri, Jun 05, 2015 at 08:11:30PM +0900, Sergey Senozhatsky wrote:
> zs_destroy_pool()->destroy_handle_cache() invoked from
> zs_create_pool() can pass a NULL ->handle_cachep pointer
> to kmem_cache_destroy(), which will dereference it.
>
> Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Thanks, Sergey!
next prev parent reply other threads:[~2015-06-10 0:03 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-05 11:11 [PATCH] zsmalloc: fix a null pointer dereference in destroy_handle_cache() Sergey Senozhatsky
2015-06-05 11:11 ` Sergey Senozhatsky
2015-06-08 20:55 ` Andrew Morton
2015-06-08 20:55 ` Andrew Morton
2015-06-09 0:38 ` Joonsoo Kim
2015-06-09 0:38 ` Joonsoo Kim
2015-06-09 0:43 ` Andrew Morton
2015-06-09 0:43 ` Andrew Morton
2015-06-09 3:57 ` Sergey Senozhatsky
2015-06-09 3:57 ` Sergey Senozhatsky
2015-06-10 0:03 ` Minchan Kim [this message]
2015-06-10 0:03 ` Minchan Kim
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